2 text-engraver.cc -- implement Text_engraver
4 source file of the GNU LilyPond music typesetter
6 (c) 1998--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
9 #include "directional-element-interface.hh"
10 #include "engraver.hh"
11 #include "rhythmic-head.hh"
12 #include "side-position-interface.hh"
14 #include "stream-event.hh"
15 #include "text-interface.hh"
18 #include "translator.icc"
21 typeset directions that are plain text.
23 class Text_engraver : public Engraver
25 vector<Stream_event *> evs_;
28 TRANSLATOR_DECLARATIONS (Text_engraver);
30 void stop_translation_timestep ();
31 void process_acknowledged ();
33 DECLARE_TRANSLATOR_LISTENER (text_script);
34 DECLARE_ACKNOWLEDGER (stem_tremolo);
35 DECLARE_ACKNOWLEDGER (stem);
36 DECLARE_ACKNOWLEDGER (rhythmic_head);
39 IMPLEMENT_TRANSLATOR_LISTENER (Text_engraver, text_script);
41 Text_engraver::listen_text_script (Stream_event *ev)
47 Text_engraver::acknowledge_rhythmic_head (Grob_info inf)
49 for (vsize i = 0; i < texts_.size (); i++)
52 Side_position_interface::add_support (t, inf.grob ());
57 if (Side_position_interface::get_axis (t) == X_AXIS
58 && !t->get_parent (Y_AXIS))
59 t->set_parent (inf.grob (), Y_AXIS);
60 else if (Side_position_interface::get_axis (t) == Y_AXIS
61 && !t->get_parent (X_AXIS))
62 t->set_parent (inf.grob (), X_AXIS);
67 Text_engraver::acknowledge_stem (Grob_info inf)
69 for (vsize i = 0; i < texts_.size (); i++)
70 Side_position_interface::add_support (texts_[i], inf.grob ());
74 Text_engraver::acknowledge_stem_tremolo (Grob_info info)
76 for (vsize i = 0; i < texts_.size (); i++)
77 Side_position_interface::add_support (texts_[i], info.grob ());
81 Text_engraver::process_acknowledged ()
85 for (vsize i = 0; i < evs_.size (); i++)
87 Stream_event *r = evs_[i];
89 // URG: Text vs TextScript
90 Item *text = make_item ("TextScript", r->self_scm ());
92 int priority = robust_scm2int (text->get_property ("script-priority"),
95 /* see script-engraver.cc */
98 text->set_property ("script-priority", scm_from_int (priority));
100 Direction dir = to_dir (r->get_property ("direction"));
102 set_grob_direction (text, dir);
104 SCM mark = r->get_property ("text");
106 text->set_property ("text", mark);
107 texts_.push_back (text);
112 Text_engraver::stop_translation_timestep ()
118 Text_engraver::Text_engraver ()
122 ADD_ACKNOWLEDGER (Text_engraver, stem);
123 ADD_ACKNOWLEDGER (Text_engraver, stem_tremolo);
124 ADD_ACKNOWLEDGER (Text_engraver, rhythmic_head);
125 ADD_TRANSLATOR (Text_engraver,
126 /* doc */ "Create text-scripts",
127 /* create */ "TextScript",